# printing_functions.py

def print_models(unprinted_designs, completed_models):
	"""
	模拟打印每个设计，直到没有未打印的设计为止。
	打印每个设计后，都将其移到列表completed_models中。
	"""
	while unprinted_designs:
		current_design = unprinted_designs.pop()
		print(f"Printing model: {current_design}")
		completed_models.append(current_design)

def show_completed_models(completed_models):
	"""显示打印好的所有模型。"""
	print("\nThe following models have been printed:")
	for completed_model in completed_models:
		print(completed_model)

